Home / 28,321.92-39,074.52-17,562.93

Finding the Fourth Proportional to 28,321.92, 39,074.52 and 17,562.93

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Solution

The fourth proportional to 28,321.92, 39,074.52 and 17,562.93 is: 24,230.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,321.92 : 39,074.52 = 17,562.93 : x
  2. Step 2: Convert to fraction form
    28,321.92/39,074.52 = 17,562.93/x
  3. Step 3: Cross multiply
    28,321.92x = 39,074.52 × 17,562.93
  4. Step 4: Simplify right side
    28,321.92x = 686,262,776.36
  5. Step 5: Solve for x
    x = 686,262,776.36/28,321.92
  6. Step 6: Final answer
    x = 24,230.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.